import 'package:flutter/material.dart';
import 'package:testpicture/pull_list_page.dart';

import 'PicturePage.dart';

void main() {
  runApp(const MyApp());
}

class MyApp extends StatelessWidget {
  const MyApp({super.key});

  // This widget is the root of your application.
  @override
  Widget build(BuildContext context) {
    return MaterialApp(
      title: 'Flutter Demo',
      theme: ThemeData(
        // This is the theme of your application.
        //
        // Try running your application with "flutter run". You'll see the
        // application has a blue toolbar. Then, without quitting the app, try
        // changing the primarySwatch below to Colors.green and then invoke
        // "hot reload" (press "r" in the console where you ran "flutter run",
        // or simply save your changes to "hot reload" in a Flutter IDE).
        // Notice that the counter didn't reset back to zero; the application
        // is not restarted.
        primarySwatch: Colors.blue,
      ),
      home: const HomePage(),
    );
  }
}

class HomePage extends StatelessWidget {
  const HomePage({super.key});

  @override
  Widget build(BuildContext context) {
    return Scaffold(
      appBar: AppBar(title: const Text("testpicture")),
      body: Column(
        children: [
          ElevatedButton(
            onPressed: () {
              _toPage1(context);
            },
            child: const Text("跳转Page1"),
          ),
          ElevatedButton(
            onPressed: () {
              _toPage2(context);
            },
            child: const Text("跳转Page2"),
          ),
        ],
      ),
    );
  }

  void _toPage1(BuildContext context) {
    Navigator.push(context, MaterialPageRoute(
      builder: (BuildContext context) {
        return const PicturePage();
      },
    ));
  }

  void _toPage2(BuildContext context) {
    Navigator.push(context, MaterialPageRoute(
      builder: (BuildContext context) {
        return const PullListPage(title: '图片列表动态加载');
      },
    ));
  }
}
